Ryan Lefevre
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Ryan Lefevre Email & Phone Number

Senior Software Engineer at 0x
Location: United States, United States, United States 10 work roles 1 school
1 work email found @hodinkee.com 2 phones found area 425 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email r****@hodinkee.com
Direct phone (425) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
0x
Role
Senior Software Engineer
Location
United States, United States, United States
Company size
304 employees

Who is Ryan Lefevre? Overview

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Quick answer

Ryan Lefevre is listed as Senior Software Engineer at 0x, a company with 304 employees, based in United States, United States, United States. AeroLeads shows a work email signal at hodinkee.com, phone signal with area code 425, and a matched LinkedIn profile for Ryan Lefevre.

Ryan Lefevre previously worked as Staff Software Engineer at Yuga Labs and Director Of Engineering at Proof Holdings, Inc.. Ryan Lefevre holds Bachelor Of Science (B.S.), Computer Science from Worcester Polytechnic Institute.

Company email context

Email format at 0x

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{first}@hodinkee.com
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AeroLeads found 1 current-domain work email signal for Ryan Lefevre. Compare company email patterns before reaching out.

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Profile bio

About Ryan Lefevre

Full stack web development including Ruby, Javascript, Elixir, HTML, CSS, and SQL. I also have experience with Java and C, including writing native Ruby extensions. Frequent open-source developer, contributor, and publisher to npm and Rubygems.These days I work mostly with Heroku and AWS, but I have also worked with, set up, and managed highly-scaleable systems that utilize software such as Chef, Cassandra, memcached, Redis, Thrift, FlockDB, Graylog2, Elasticsearch, Rails, and MySQL Clusters in environments that have received well over 5,000 requests/second.

Listed skills include Computers, Git, Sap, Shell, and 42 others.

Current workplace

Ryan Lefevre's current company

Company context helps verify the profile and gives searchers a useful next step.

0x
0X
Senior Software Engineer
United States
Website
0xproject.com
Employees
304
AeroLeads page
Company profile
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10 roles

Ryan Lefevre work experience

A career timeline built from the work history available for this profile.

Senior Software Engineer

0X

United States

Staff Software Engineer

Current
Yuga Labs

PROOF acquired by Yuga

Mar 2024 - Present

Director Of Engineering

Proof Holdings, Inc.
Apr 2022 - Mar 2024

Principal Engineer

Hodinkee, Inc.

New York, NY, US

Full-stack web position working with Ruby (and Rails), JavaScript (and React), PostgreSQL, MySQL, Heroku, Redis, and more. Responsible for building out most of the products and infrastructure to support the business.

Jun 2015 - Apr 2022

Senior Software Engineer

North Technologies

San Francisco, CA, US

App incubator that has now merged with HODINKEE, Inc.

Feb 2015 - Jun 2015

Sr. Software Engineer

Layervault

Full-stack engineer with a speciality in images. Also originally responsible for managing server infrastructure.Wrote the entire image processing pipeline from scratch. Involved taking source media files from programs like Photoshop, Illustrator, and Sketch, and converting them to images easily displayable by the browser. The pipeline was asynchronous.

Sep 2012 - Feb 2015

Software/Systems Engineer

Twitpic

Charleston, SC, US

Web development for the largest Twitter photo sharing website on the internet.

May 2010 - Aug 2012

Software/Systems Engineer

Heello
May 2010 - Aug 2012

Lead Web Developer And Systems Administrator

Unifaction

US

Developer of the forum system for the site and most of its additional features. Also implemented the forum design and helped with numerous sister sites. Set up and manage numerous dedicated Linux web servers remotely.

Aug 2008 - May 2010

Web Developer

Graffiti

US

Helped develop Graffiti Cards (part of the Graffiti Facebook application).

Jan 2009 - Apr 2009
Team & coworkers

Colleagues at 0x

Other employees you can reach at 0xproject.com. View company contacts for 304 employees →

SL Sean Leung Sean Leung Colleague at 0X Philadelphia, Pennsylvania, United States, United States View → MS Md Somun Md Somun Colleague at 0X Chattogram, Chattogram, Bangladesh, Bangladesh View → MM Mon Mon Mon Mon Colleague at 0X Pasig, National Capital Region, Philippines, Philippines View → DD Derreck Dean Derreck Dean Colleague at 0X Tampa, Florida, United States, United States View → SM Sajad Mohammed Sajad Mohammed Colleague at 0X Baghdad, Baghdad Governorate, Iraq, Iraq View → WŁ Wojciech Łopata Wojciech Łopata Colleague at 0X Cracow, Małopolskie, Poland, Poland View → BS Beatriz Santana Beatriz Santana Colleague at 0X Chicago, Illinois, United States, United States View → KP Kethan Patel Kethan Patel Colleague at 0X Yadgir, Karnataka, India, India View → SD Suhail Durani Suhail Durani Colleague at 0X Oakland, California, United States, United States View → KP Karina Ponce Karina Ponce Colleague at 0X Traiguén, Araucanía Region, Chile, Chile View →
1 education record

Ryan Lefevre education

  • Worcester Polytechnic Institute
    Worcester Polytechnic Institute
    Computer Science
FAQ

Frequently asked questions about Ryan Lefevre

Quick answers generated from the profile data available on this page.

What company does Ryan Lefevre work for?

Ryan Lefevre works for 0x.

What is Ryan Lefevre's role at 0x?

Ryan Lefevre is listed as Senior Software Engineer at 0x.

What is Ryan Lefevre's email address?

AeroLeads has found 1 work email signal at @hodinkee.com for Ryan Lefevre at 0x.

What is Ryan Lefevre's phone number?

AeroLeads has found 2 phone signal(s) with area code 425 for Ryan Lefevre at 0x.

Where is Ryan Lefevre based?

Ryan Lefevre is based in United States, United States, United States while working with 0x.

What companies has Ryan Lefevre worked for?

Ryan Lefevre has worked for 0X, Yuga Labs, Proof Holdings, Inc., Hodinkee, Inc., and North Technologies.

Who are Ryan Lefevre's colleagues at 0x?

Ryan Lefevre's colleagues at 0x include Sean Leung, Md Somun, Mon Mon, Derreck Dean, and Sajad Mohammed.

How can I contact Ryan Lefevre?

You can use AeroLeads to view verified contact signals for Ryan Lefevre at 0x, including work email, phone, and LinkedIn data when available.

What schools did Ryan Lefevre attend?

Ryan Lefevre holds Bachelor Of Science (B.S.), Computer Science from Worcester Polytechnic Institute.

What skills is Ryan Lefevre known for?

Ryan Lefevre is listed with skills including Computers, Git, Sap, Shell, Rest, C, Jquery, and Bbq.

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